Topics covered: (1) Development of new alternative fuels and biofuels processing technologies, (2) Novel feedstocks and pathways for biofuel production, (3) New developments in microalgae for biofuels production, (4) Improved physical and chemical properties of alternative fuels, (5) Engine performance and emissions of alternative fuels, (6) Development of bioreactors for waste to energy conversion technologies, (7) Application of nano-catalysts and biochar for enhanced biofuel production, and (8) Socioeconomic and environmental impacts of alternative fuels.